我们从1984年2月以来,试用硝酸钾聚羧酸锌糊剂汉疗牙髓炎,经2年半临床观察,疗效较为满意,现予以报道。 材料和方法 我们选择无剧烈持续性疼痛的牙髓炎患牙,按史俊南牙髓病诊断要点作出诊断,填表。1986年以前的114齿用饱和硝酸钾溶液与聚羧酸锌水门汀粉调成的 We have trial since February 1984, potassium nitrate polycarboxylate paste Han treat pulpitis, after two and a half years of clinical observation, the effect is more satisfactory, is reported. Materials and methods We choose no severe persistent pain of pulpitis teeth, according to the diagnosis of key points of history of Jun Diandosis diagnosis, fill in the form. 114 teeth before 1986 with saturated potassium nitrate solution and zinc polycarboxylate cement powder into